Your brother is 1/3 your age your sister is 4 years older than your brother your sister is 9 years old write and solve an equation to find your age a Please give equation and age :)

An unknown number x is at most 10. which graph best represents all the values of x? number line graph with closed circle on 10 and shading to the right. number line graph with open circle on 10 and shading to the right. number line graph with open circle on 10 and shading to the left. number line graph with closed circle on 10 and shading to the left.